diff options
Diffstat (limited to 'networking/wget.c')
| -rw-r--r-- | networking/wget.c | 120 |
1 files changed, 60 insertions, 60 deletions
diff --git a/networking/wget.c b/networking/wget.c index 6d78dd5..e47c9a5 100644 --- a/networking/wget.c +++ b/networking/wget.c @@ -13,8 +13,8 @@ //config: bool "wget (35 kb)" //config: default y //config: help -//config: wget is a utility for non-interactive download of files from HTTP -//config: and FTP servers. +//config: wget is a utility for non-interactive download of files from HTTP +//config: and FTP servers. //config: //config:config FEATURE_WGET_LONG_OPTIONS //config: bool "Enable long options" @@ -31,21 +31,21 @@ //config: default y //config: depends on WGET //config: help -//config: Support authenticated HTTP transfers. +//config: Support authenticated HTTP transfers. //config: //config:config FEATURE_WGET_TIMEOUT //config: bool "Enable timeout option -T SEC" //config: default y //config: depends on WGET //config: help -//config: Supports network read and connect timeouts for wget, -//config: so that wget will give up and timeout, through the -T -//config: command line option. +//config: Supports network read and connect timeouts for wget, +//config: so that wget will give up and timeout, through the -T +//config: command line option. //config: -//config: Currently only connect and network data read timeout are -//config: supported (i.e., timeout is not applied to the DNS query). When -//config: FEATURE_WGET_LONG_OPTIONS is also enabled, the --timeout option -//config: will work in addition to -T. +//config: Currently only connect and network data read timeout are +//config: supported (i.e., timeout is not applied to the DNS query). When +//config: FEATURE_WGET_LONG_OPTIONS is also enabled, the --timeout option +//config: will work in addition to -T. //config: //config:config FEATURE_WGET_HTTPS //config: bool "Support HTTPS using internal TLS code" @@ -53,68 +53,68 @@ //config: depends on WGET //config: select TLS //config: help -//config: wget will use internal TLS code to connect to https:// URLs. -//config: Note: -//config: On NOMMU machines, ssl_helper applet should be available -//config: in the $PATH for this to work. Make sure to select that applet. +//config: wget will use internal TLS code to connect to https:// URLs. +//config: Note: +//config: On NOMMU machines, ssl_helper applet should be available +//config: in the $PATH for this to work. Make sure to select that applet. //config: -//config: Note: currently, TLS code only makes TLS I/O work, it -//config: does *not* check that the peer is who it claims to be, etc. -//config: IOW: it uses peer-supplied public keys to establish encryption -//config: and signing keys, then encrypts and signs outgoing data and -//config: decrypts incoming data. -//config: It does not check signature hashes on the incoming data: -//config: this means that attackers manipulating TCP packets can -//config: send altered data and we unknowingly receive garbage. -//config: (This check might be relatively easy to add). -//config: It does not check public key's certificate: -//config: this means that the peer may be an attacker impersonating -//config: the server we think we are talking to. +//config: Note: currently, TLS code only makes TLS I/O work, it +//config: does *not* check that the peer is who it claims to be, etc. +//config: IOW: it uses peer-supplied public keys to establish encryption +//config: and signing keys, then encrypts and signs outgoing data and +//config: decrypts incoming data. +//config: It does not check signature hashes on the incoming data: +//config: this means that attackers manipulating TCP packets can +//config: send altered data and we unknowingly receive garbage. +//config: (This check might be relatively easy to add). +//config: It does not check public key's certificate: +//config: this means that the peer may be an attacker impersonating +//config: the server we think we are talking to. //config: -//config: If you think this is unacceptable, consider this. As more and more -//config: servers switch to HTTPS-only operation, without such "crippled" -//config: TLS code it is *impossible* to simply download a kernel source -//config: from kernel.org. Which can in real world translate into -//config: "my small automatic tooling to build cross-compilers from sources -//config: no longer works, I need to additionally keep a local copy -//config: of ~4 megabyte source tarball of a SSL library and ~2 megabyte -//config: source of wget, need to compile and built both before I can -//config: download anything. All this despite the fact that the build -//config: is done in a QEMU sandbox on a machine with absolutely nothing -//config: worth stealing, so I don't care if someone would go to a lot -//config: of trouble to intercept my HTTPS download to send me an altered -//config: kernel tarball". +//config: If you think this is unacceptable, consider this. As more and more +//config: servers switch to HTTPS-only operation, without such "crippled" +//config: TLS code it is *impossible* to simply download a kernel source +//config: from kernel.org. Which can in real world translate into +//config: "my small automatic tooling to build cross-compilers from sources +//config: no longer works, I need to additionally keep a local copy +//config: of ~4 megabyte source tarball of a SSL library and ~2 megabyte +//config: source of wget, need to compile and built both before I can +//config: download anything. All this despite the fact that the build +//config: is done in a QEMU sandbox on a machine with absolutely nothing +//config: worth stealing, so I don't care if someone would go to a lot +//config: of trouble to intercept my HTTPS download to send me an altered +//config: kernel tarball". //config: -//config: If you still think this is unacceptable, send patches. +//config: If you still think this is unacceptable, send patches. //config: -//config: If you still think this is unacceptable, do not want to send -//config: patches, but do want to waste bandwidth expaining how wrong -//config: it is, you will be ignored. +//config: If you still think this is unacceptable, do not want to send +//config: patches, but do want to waste bandwidth expaining how wrong +//config: it is, you will be ignored. //config: //config:config FEATURE_WGET_OPENSSL //config: bool "Try to connect to HTTPS using openssl" //config: default y //config: depends on WGET //config: help -//config: Try to use openssl to handle HTTPS. +//config: Try to use openssl to handle HTTPS. //config: -//config: OpenSSL has a simple SSL client for debug purposes. -//config: If you select this option, wget will effectively run: -//config: "openssl s_client -quiet -connect hostname:443 -//config: -servername hostname 2>/dev/null" and pipe its data -//config: through it. -servername is not used if hostname is numeric. -//config: Note inconvenient API: host resolution is done twice, -//config: and there is no guarantee openssl's idea of IPv6 address -//config: format is the same as ours. -//config: Another problem is that s_client prints debug information -//config: to stderr, and it needs to be suppressed. This means -//config: all error messages get suppressed too. -//config: openssl is also a big binary, often dynamically linked -//config: against ~15 libraries. +//config: OpenSSL has a simple SSL client for debug purposes. +//config: If you select this option, wget will effectively run: +//config: "openssl s_client -quiet -connect hostname:443 +//config: -servername hostname 2>/dev/null" and pipe its data +//config: through it. -servername is not used if hostname is numeric. +//config: Note inconvenient API: host resolution is done twice, +//config: and there is no guarantee openssl's idea of IPv6 address +//config: format is the same as ours. +//config: Another problem is that s_client prints debug information +//config: to stderr, and it needs to be suppressed. This means +//config: all error messages get suppressed too. +//config: openssl is also a big binary, often dynamically linked +//config: against ~15 libraries. //config: -//config: If openssl can't be executed, internal TLS code will be used -//config: (if you enabled it); if openssl can be executed but fails later, -//config: wget can't detect this, and download will fail. +//config: If openssl can't be executed, internal TLS code will be used +//config: (if you enabled it); if openssl can be executed but fails later, +//config: wget can't detect this, and download will fail. //applet:IF_WGET(APPLET(wget, BB_DIR_USR_BIN, BB_SUID_DROP)) |